HT4863 - HEROIC

HT4863 2.2W stereo headphone power amplifier

The HT4863 is a dual bridge-connected audio power amplifier which, when connected to a 5V supply, will deliver 2.2W to a 4Ω load or 2.5W to a 3Ω load with less than 1.0% THD+N. In addition, the headphone input pin allows the amplifiers to operate in single-ended mode to drive stereo headphones. Boomer audio power amplifiers were designed specifically to prov.

Features

Stereo Headphone Amplifier Mode ”Click and Pop” Suppression Circuitry Unity-Gain Stable Thermal Shutdown Protection Circuitry Exposed TSSOP20, SOP16, SOP16(W) and DIP16 Packages Available PO at 1% THD+N 3Ω（HT4863MTE） 2.5W(typ.) 4Ω（HT4863MTE） 2.2W(typ.) 8Ω（HT4863） 1.2W(typ.) Single-Ended Mode at 75mW into 32Ω THD+N 0.5%(max) Shutdown Current 0.1μA Supply Voltage Range 2.0-5.5V „ APPLICATIONS Multimedia Monitors Portable and Desktop Computers Portable Televisions „ TYPICAL APPLICATION „ GENERAL DESCRIPTION The HT4863 is a dual bridge-connected audio power amplifier which, .